/// <summary>
/// Builds an <see cref="GetValidityOp"/>.
/// </summary>
/// <param name="cellLocator">The cell locator.</param>
/// <returns>
/// The operation.
/// </returns>
public static GetValidityOp GetValidity(
this CellLocatorBase cellLocator)
{
var result = new GetValidityOp(Op.Const(cellLocator));
return(result);
}
/// <inheritdoc />
public async Task <Validity> ExecuteAsync(
GetValidityOp operation)
{
// NOTE: THIS CODE IS A NEAR DUPLICATE OF THE SYNC METHOD ABOVE; NO GOOD WAY TO D.R.Y. IT OUT
if (operation == null)
{
throw new ArgumentNullException(nameof(operation));
}
var recalcPhase = this.getRecalcPhaseFunc();
if ((recalcPhase != RecalcPhase.Validation) && (recalcPhase != RecalcPhase.AvailabilityCheck))
{
throw new InvalidOperationException(Invariant($"Cannot execute {nameof(GetValidityOp)} during the {recalcPhase} phase."));
}
var cell = await this.GetCellAndValidateIfNecessaryAsync(operation.CellLocator);
var result = cell.GetValidity();
return(result);
}